6. For a trip to the beach, Kelly drove for 5/6 hour and Joshua drove for 2/5 hour. How much longer did Kelly drive than Joshua? Find the exact amount.
first find common denominator, i went with 30. multiply the numerators, they should be 12/30 and 25/30. now just subtract 25/30-12/30 which gives us 13/30. ANSWER: 13/30 or 26 minute difference